This standard specifies the determination of niacin content in food by microbiological methods. This standard applies to the determination of niacin in various foods. The detection limit of this method is 10ng, and the linear range is 0.05μg~0.3μg.
GB/T 5009.89-2003 history
2023GB 5009.89-2023 National Food Safety Standard Determination of Niacin and Niacinamide in Foods
2016GB 5009.89-2016 Determination of Niacin and Niacinamide in National Food Safety Standard Food
1990GB/T 12395-1990 Method for determination of niacin in foods
GB/T 5009.89-2003 Determination of niacin in foods has been changed from GB/T 12395-1990 Method for determination of niacin in foods.
GB/T 5009.89-2003 Determination of niacin in foods was changed to GB 5009.89-2016 Determination of Niacin and Niacinamide in National Food Safety Standard Food.